› added 7 years ago

309

People are terrified that they’re being exposed to radiation all the time, whether from a distant nuclear accident or the mobile device snuggled against their head. Generally, they are wrong. Here are the most radioactive objects in the world around you, and the truth about which ones cause health problems.

Read more gizmodo.com

X4Wk TIL that a group of sloths is called a ‘bed’ of sloths.
b9kO7 TIL that Colonel Sanders', the founder of KFC, title of Colonel wasn't earned in recognition of a distinguished military career, rather he was a Kentucky Colonel, which is the highest title of honour commissioned by the Governor of Kentucky.
ne6KB TIL collecting toad sperm is easy; many release it in urine. Scoop 'em up and they urinate/ejaculate in fear. But what if they don't? According to Diane Barber of Fort Worth Zoo: "It's kind of weird, but if you hold them in your hand and look at them and bark at them like a dog, then they will pee".
5YGKB TIL Ivy league schools all had ties to the Opium trade in the late 19th century with major benefactors using their drug money to fund libraries, societies and even Princeton itself. Undergrads even began running opium dens from Boston to New York until a Harvard student OD'd in 1889.
R5nwa TIL that despite having brains the size of poppy seeds, bees are able to recognize and remember human faces. In a study, researchers paired images of human faces with sugar-laced water, and bees were able to recognize and remember the faces even when the reward was no longer present.